100016721

素因数分解:

$3^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{823}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 169809920

約数和(自身を除く): 69793199

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 643, 823, 1929, 2469, 4501, 5761, 5787, 7407, 13503, 17283, 17361, 22221, 40509, 51849, 121527, 155547, 529189, 1587567, 3704323, 4762701, 11112969, 14288103, 33338907, 100016721]

約数ペア:

[(1, 100016721), (3, 33338907), (7, 14288103), (9, 11112969), (21, 4762701), (27, 3704323), (63, 1587567), (189, 529189), (643, 155547), (823, 121527), (1929, 51849), (2469, 40509), (4501, 22221), (5761, 17361), (5787, 17283), (7407, 13503)]